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Physical & Chemical properties

Vapour pressure

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Administrative data

Endpoint:
vapour pressure
Type of information:
experimental study
Adequacy of study:
key study
Study period:
1997
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: The study was conducted according to an appropriate EU test method and in compliance with GLP.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1997

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to
Guideline:
other: Directive 92/69/EEC, A4, "Static technique".
Deviations:
no
Qualifier:
according to
Guideline:
OECD Guideline 104 (Vapour Pressure Curve)
Deviations:
no
GLP compliance:
yes
Type of method:
static method

Test material

Reference
Name:
Unnamed
Type:
Constituent
Details on test material:
Name of the test material (as cited in study report): Silane, Triethoxy [2-(7-oxabicyclo[4.1.0]hept-3-yl)-ethyl CAS 10217-34-2
Molecular formula: C13H26O4Si
Molecular weight: 274,43
Physical state: Clear, pale liquid
Analytical purity: 100%
Lot/batch no: 16465-80
Expiration date of the lot/batch: 1999-01-06
Stability under test conditions: Stable
Storage condition of test material: At room temperature in the dark

Results and discussion

Vapour pressureopen allclose all
Temp.:
37.27 °C
Vapour pressure:
2.53 Pa
Temp.:
31.49 °C
Vapour pressure:
1.22 Pa
Temp.:
24.35 °C
Vapour pressure:
0.53 Pa

Applicant's summary and conclusion

Conclusions:
A vapour pressure value of 0.30 Pa at 20°C was determined in a reliable study: p (20°C) = 0.30 +/- 0.04 Pa